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Finding the Fourth Proportional to 264,488.02, 396,808.88 and 96,005.66

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Solution

The fourth proportional to 264,488.02, 396,808.88 and 96,005.66 is: 144,036.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,488.02 : 396,808.88 = 96,005.66 : x
  2. Step 2: Convert to fraction form
    264,488.02/396,808.88 = 96,005.66/x
  3. Step 3: Cross multiply
    264,488.02x = 396,808.88 × 96,005.66
  4. Step 4: Simplify right side
    264,488.02x = 38,095,895,954.19
  5. Step 5: Solve for x
    x = 38,095,895,954.19/264,488.02
  6. Step 6: Final answer
    x = 144,036.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.